Chondrosarcoma Arising from the Posterior Iliac Crest Extending into the Spinal Canal

Chondrosarcoma is a malignant tumor characterized by the production of a cartilage matrix. Extension into the spinal canal from the extracannular space is seen mainly for neurogenic tumors, but it is rare in nonneurogenic tumors. A 75-year-old woman suffered from sciatic pain and numbness in her low...

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Main Authors: Kota Wada, Akio Sakamoto, Rei Kato, Takashi Noguchi, Takayoshi Shimizu, Bungo Otsuki, Koichi Murata, Shunsuke Fujibayashi, Shuichi Matsuda
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:Case Reports in Orthopedics
Online Access:http://dx.doi.org/10.1155/2021/5510075
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author Kota Wada
Akio Sakamoto
Rei Kato
Takashi Noguchi
Takayoshi Shimizu
Bungo Otsuki
Koichi Murata
Shunsuke Fujibayashi
Shuichi Matsuda
author_facet Kota Wada
Akio Sakamoto
Rei Kato
Takashi Noguchi
Takayoshi Shimizu
Bungo Otsuki
Koichi Murata
Shunsuke Fujibayashi
Shuichi Matsuda
author_sort Kota Wada
collection DOAJ
description Chondrosarcoma is a malignant tumor characterized by the production of a cartilage matrix. Extension into the spinal canal from the extracannular space is seen mainly for neurogenic tumors, but it is rare in nonneurogenic tumors. A 75-year-old woman suffered from sciatic pain and numbness in her lower left extremity. The diagnosis was of a low-grade conventional chondrosarcoma, which originated from the posterior ilium with an intraspinal extension at the level of the sacrum, compressing the cauda equina. The tumor extended further into the S1 sacral anterior foramen, in the shape of a dumbbell. The tumor was resected in several blocks posteriorly, and the dumbbell-shaped tumor in the S1 foramen was resected by widening the S1 foramen from behind. The posterior extension of the iliac tumor seemed prevented by the posterior sacroiliac ligament, and the tumor extended into the canal. Here, we report that the iliac chondrosarcoma extending into the spinal canal is rare for this tumor type. An understating of the tumor extension is important for planning the surgical strategy.
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publishDate 2021-01-01
publisher Wiley
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series Case Reports in Orthopedics
spelling doaj-art-a7816bc2c2b243edac5e47758eb9ea3d2025-02-03T01:27:02ZengWileyCase Reports in Orthopedics2090-67492090-67572021-01-01202110.1155/2021/55100755510075Chondrosarcoma Arising from the Posterior Iliac Crest Extending into the Spinal CanalKota Wada0Akio Sakamoto1Rei Kato2Takashi Noguchi3Takayoshi Shimizu4Bungo Otsuki5Koichi Murata6Shunsuke Fujibayashi7Shuichi Matsuda8Department of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, Shogoin, Kawahara-cho 54, Sakyo-ku, Kyoto 606-8507, JapanDepartment of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, Shogoin, Kawahara-cho 54, Sakyo-ku, Kyoto 606-8507, JapanDepartment of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, Shogoin, Kawahara-cho 54, Sakyo-ku, Kyoto 606-8507, JapanDepartment of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, Shogoin, Kawahara-cho 54, Sakyo-ku, Kyoto 606-8507, JapanDepartment of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, Shogoin, Kawahara-cho 54, Sakyo-ku, Kyoto 606-8507, JapanDepartment of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, Shogoin, Kawahara-cho 54, Sakyo-ku, Kyoto 606-8507, JapanDepartment of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, Shogoin, Kawahara-cho 54, Sakyo-ku, Kyoto 606-8507, JapanDepartment of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, Shogoin, Kawahara-cho 54, Sakyo-ku, Kyoto 606-8507, JapanDepartment of Orthopaedic Surgery, Graduate School of Medicine, Kyoto University, Shogoin, Kawahara-cho 54, Sakyo-ku, Kyoto 606-8507, JapanChondrosarcoma is a malignant tumor characterized by the production of a cartilage matrix. Extension into the spinal canal from the extracannular space is seen mainly for neurogenic tumors, but it is rare in nonneurogenic tumors. A 75-year-old woman suffered from sciatic pain and numbness in her lower left extremity. The diagnosis was of a low-grade conventional chondrosarcoma, which originated from the posterior ilium with an intraspinal extension at the level of the sacrum, compressing the cauda equina. The tumor extended further into the S1 sacral anterior foramen, in the shape of a dumbbell. The tumor was resected in several blocks posteriorly, and the dumbbell-shaped tumor in the S1 foramen was resected by widening the S1 foramen from behind. The posterior extension of the iliac tumor seemed prevented by the posterior sacroiliac ligament, and the tumor extended into the canal. Here, we report that the iliac chondrosarcoma extending into the spinal canal is rare for this tumor type. An understating of the tumor extension is important for planning the surgical strategy.http://dx.doi.org/10.1155/2021/5510075
spellingShingle Kota Wada
Akio Sakamoto
Rei Kato
Takashi Noguchi
Takayoshi Shimizu
Bungo Otsuki
Koichi Murata
Shunsuke Fujibayashi
Shuichi Matsuda
Chondrosarcoma Arising from the Posterior Iliac Crest Extending into the Spinal Canal
Case Reports in Orthopedics
title Chondrosarcoma Arising from the Posterior Iliac Crest Extending into the Spinal Canal
title_full Chondrosarcoma Arising from the Posterior Iliac Crest Extending into the Spinal Canal
title_fullStr Chondrosarcoma Arising from the Posterior Iliac Crest Extending into the Spinal Canal
title_full_unstemmed Chondrosarcoma Arising from the Posterior Iliac Crest Extending into the Spinal Canal
title_short Chondrosarcoma Arising from the Posterior Iliac Crest Extending into the Spinal Canal
title_sort chondrosarcoma arising from the posterior iliac crest extending into the spinal canal
url http://dx.doi.org/10.1155/2021/5510075
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